[1] Alloway, B. J. (2018). Plant Nutrition and Soil Fertility Manual. CRC Press.
[2] Barber, S. A. (1995). Soil Nutrient Bioavailability. Wiley
[3] Becker, P. (1989). Phosphates and phosphoric acid: Raw materials, technology, and economics of the wet process. Marcel Dekker Inc.
[4] Brady, N. C., & Weil, R. R. (2017). The Nature and Properties of Soils. Pearson.
[5] Diacono, M., & Montemurro, F. (2010). Long-term effects of organic amendments on soil fertility. A review. Agronomy for Sustainable Development, 30(2), 401–422. https://doi.org/10.1051/agro/2009040
[6] Epstein, E., & Bloom, A. (2005). Mineral Nutrition of Plants. Sinauer Associates.
[7] Fageria, N. K. (2016). The Use of Nutrients in Crop Plants. CRC Press.
[8] Gworek, B., Dmuchowski, W., Baczewska-Dąbrowska, A. H., & Brągoszewska, P. (2021). Nitrogen transformations from nitrogen fertilizers in soils in changing climatic conditions. Soil Science Annual, 72(2), 132440. https://doi.org/10.37501/soilsa/132440
[9] Gworek, B., Dmuchowski, W., Baczewska-Dąbrowska, A. H., & Brągoszewska, P. (2021). Nitrogen transformations from nitrogen fertilizers in soils in changing climatic conditions. Soil Science Annual, 72(2), 132440. https://doi.org/10.37501/soilsa/132440
[10] Hasanuzzaman, M., Bhuyan, M. H. M. B., Nahar, K., Hossain, M. S., Mahmud, J. A., Hossen, M. S., Masud, A. A. C., Moumita, & Fujita, M. (2018). Potassium: A vital regulator of plant responses and tolerance to abiotic stresses. Agronomy, 8(3), 31. https://doi.org/10.3390/agronomy8030031
[11] Havlin, J. L., Nelson, W. L., & Beaton, J. D. (2019). Soil Fertility and Fertilizers. Pearson Education.
[12] Hoshmand, R. 2018. Design of experiments for agriculture and the natural sciences. Chapman and Hall/CRC. https://doi.org/10.1201/9781315276021
[13] International Fertilizer Association IFA. (2021). Fertilizer Technical Manual. International Fertilizer Association.
[14] International Fertilizer Association (IFA). (2019). Fertilizer indicators handbook. International Fertilizer Association.
[15] International Fertilizer Association (IFA). (2019). Fertilizer indicators handbook. International Fertilizer Association.
[16] Jindo, K., Schut, A. G. T., & Langeveld, J. W. A. (2023). Biotic and abiotic effects of soil organic matter on the phytoavailable phosphorus in soils: A review. Chemical and Biological Technologies in Agriculture, 10, 29. https://doi.org/10.1186/s40538-023-00401-y
[17] Johan, P. D., Ahmed, O. H., Omar, L., & Hasbullah, N. A. (2021). Phosphorus transformation in soils following co-application of charcoal and wood ash. Agronomy, 11(10), 2010. https://doi.org/10.3390/agronomy11102010
[18] Johnson, R., Vishwakarma, K., Hossen, M. S., Kumar, V., Shackira, A. M., Puthur, J. T., Abdi, G., Sarraf, M., & Hasanuzzaman, M. (2022). Potassium in plants: Growth regulation, signaling, and environmental stress tolerance. Plant Physiology and Biochemistry, 172, 56–69. https://doi.org/10.1016/j.plaphy.2022.01.001
[19] Jones, J. B. (2012). Plant Nutrition and Soil Fertility Manual. CRC Press.
[20] Lehmann, J., & Kleber, M. (2015). The contentious nature of soil organic matter. Nature, 528(7580), 60–68. https://doi.org/10.1038/nature16069
[21] Lindsay, W. L. (2001). Chemical Equilibria in Soils. Wiley.
[22] Lori, M., Symnaczik, S., Mäder, P., De Deyn, G., & Gattinger, A. (2017). Organic farming enhances soil microbial abundance and activity—A meta-analysis and meta-regression. PLoS ONE, 12(7), e0180442. https://doi.org/10.1371/journal.pone.0180442
[23] Luce, M. S., Ziadi, N., Grant, C. A., Tremblay, G. F., Zebarth, B. J., Whalen, J. K., & Claessens, A. (2011). Nitrogen dynamics and indices to predict soil nitrogen supply in humid temperate soils. Advances in Agronomy, 112, 55–102.
[24] Marschner, P. (2021). Mineral Nutrition of Higher Plants. Academic Press.
[25] Mengel, K., & Kirkby, E. A. (2001). Principles of Plant Nutrition. Springer.
[26] Page, A. L., Miller, R. H., & Keeney, D. R. (1982). Methods of Soil Analysis. ASA and SSSA.
[27] Payne, R., Murray, D., Harding, S., Baird, D., & Soutou, D. (2009). GenStat for Windows 12th Edition Introduction: VSN International, 5 The Waterhouse. Waterhouse Street, Hemel Hempstead, Hertfordshire HP1 1ES, UK.
[28] Portela, E., Abreu, M. M., & Fonseca, M. (2019). Effect of soil mineralogy on potassium fixation in soils developed on different parent material. Geoderma, 343, 226–234.
[29] Richards, L. A. (1954). Diagnosis and Improvement of Saline and Alkali Soils. USDA.
[30] Ryszko, U., Rusek, P., & Kołodyńska, D. (2023). Quality of phosphate rocks from various deposits used in wet phosphoric acid and P-fertilizer production. Materials, 16(2), 793. https://doi.org/10.3390/ma16020793
[31] Ryszko, U., Rusek, P., & Kołodyńska, D. (2023). Quality of phosphate rocks from various deposits used in wet phosphoric acid and P-fertilizer production. Materials, 16(2), 793. https://doi.org/10.3390/ma16020793
[32] Sparks, D. L. (2020). Environmental Soil Chemistry. Academic Press.
[33] Stevenson, F. J., & Cole, M. A. (2015). Cycles of Soil. Wiley.
[34] Tan, K. H. (2014). Humic Matter in Soil and the Environment. CRC Press.
[35] Tisdale, S. L., Nelson, W. L., & Beaton, J. D. (1993). Soil Fertility and Fertilizers. Macmillan.
[36] Van Straaten, P. (2002). Rocks for crops: Agrominerals of sub-Saharan Africa. University of Guelph.
[37] Walworth, J. (2013). Nitrogen in soil and the environment. University of Arizona Cooperative Extension, AZ1591.
[38] White, R. E. (2013). Principles and Practice of Soil Science. Wiley.
[39] Wild, A. (2012). Russell’s Soil Conditions and Plant Growth. Longman.